#!/bin/sh

set -e

# summary of how this script can be called:
#        * <new-preinst> `install'
#        * <new-preinst> `install' <old-version>
#        * <new-preinst> `upgrade' <old-version>
#        * <old-preinst> `abort-upgrade' <new-version>
#
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package

case "$1" in
  upgrade)
  ;;

  install|upgrade)
  ;;

  abort-upgrade)
  ;;

  *)
    echo "preinst called with unknown argument \`$1'" >&2
    exit 1
  ;;
esac

exit 0
